US2405345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of expanded thermoplastic resinous compositions
Assignee: Expanded Rubber Co Ltd
•
Filing: 1944-12-30
•
Granted: 1946-08-06
•
Expires: 1964-12-30
Abstract
No abstract record available.
Inventors
- 👤 Cooper Alfred
- 👤 Partington Douglas Edwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:42
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/02; B29C44/10; B29K; B29K2105/00; B29K2105/25; B29K2105/253; B29K2105/255; Y; Y10; Y10S; Y10S521/00; Y10S521/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-08-05 | 1950-02-04 | 1950-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-08-05 | 1954-02-04 | 1954-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-08-05 | 1958-02-04 | 1958-08-06 | $7700.00 | Window Closed / Lapsed |